Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: question: Nomeie o estoque para o modelo colt mt6601
 ###Tabelas: CREATE TABLE south_korea_rok (south_korea_rok_id AUTO_INCREMENT PRIMARY KEY, City VARCHAR, Korean VARCHAR, Hanja VARCHAR, Province VARCHAR, Population (2010) INT) CREATE TABLE mt_and_cr_series_models (mt_and_cr_series_models_id AUTO_INCREMENT PRIMARY KEY, Colt model no. VARCHAR, Name VARCHAR, Stock VARCHAR, Fire control VARCHAR, Rear sight VARCHAR, Forward assist VARCHAR, Case deflector VARCHAR, Barrel length VARCHAR, Barrel profile VARCHAR, Barrel twist VARCHAR, Hand guards VARCHAR, Bayonet Lug VARCHAR, Muzzle device VARCHAR) CREATE TABLE retina_display_models (retina_display_models_id AUTO_INCREMENT PRIMARY KEY, Model VARCHAR, PPI (pixels per inch ) INT, ppcm (pixels per cm ) INT, Resolution VARCHAR, Typical viewing distance (in/cm) VARCHAR, Pixels per degree (PPD) INT) CREATE TABLE most_densely_populated_countries_regions (most_densely_populated_countries_regions_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Country/Region VARCHAR, Population INT, Area (km 2 ) INT, Density (Pop. per km 2 ) INT) CREATE TABLE sources_of_income (sources_of_income_id AUTO_INCREMENT PRIMARY KEY, Region VARCHAR, Employment ( salaries & wages) VARCHAR, Self employed VARCHAR, Investment income VARCHAR, Working tax credit VARCHAR, State pensions VARCHAR, Occupational pensions VARCHAR, Disability benefits VARCHAR, Other social security benefits VARCHAR, Other income sources VARCHAR)  
SELECT Stock FROM mt_and_cr_series_models WHERE Colt model no. = MT6601